Thanks for the sensible reply Jess!
Change of plan now; as I’ve lined the inside of the opening with hardiebacker I need to put a closure plate at the top of the opening. This means that I’d need to ensure that the plasterboard came down to meet this closure plate (which is square). So...
I’m new here :)
I’m currently drylining a chimney breast and builder’s opening (cement boarding the inside of the opening).
The fireplace/opening has a brick arch and I would like to retain this feature without having to square it off.
I’m drylining the face of the chimney breast and...